MDCAT Biology Chapter 3 MCQ's Test With Answers

MDCAT Biology Chapter 3 MCQ's Test

Sr. # Questions Answers Choice
1 An isolated virus is not considered living since it: Separates into two inert parts It coated with an air tight shield Rapidly loses its genome chemically inert Cannot metabolize
2 A virion is a : Viral gene Viral enzyme Viral Protein Virus
3 Which of the following is an infectious protein particle: Capsid Prion Virion Retrovirus
4 Which of the following does not describe viruses : Each virus has both DNA and RNA in it. A protein capsid surrounds the nucleic acid portion of each virus. Viruses are obligate intracellular parasites They exhibit some but not all of the characteristics of living.
5 The fact that a virus can be transmitted from an infected organism to a healthy organism of the same kind was demonstrated in 1892 by: Lederberg Ivanowski Morgan Stanley
6 The heriditary material in viruses may be: DNA DNA or RNA Both DNA and RNA RNA
7 Stanley isolated viruses from the host cell of tobacco in: 1946 1892 1935 1835
8 Vaccination was introduced by: Louis Pasteur Robert Koch Edward Jenner Chamberland
9 Viruses may be considered non-living because: They can mutate They do not locomote Their nucleic acid does not code for protein They cannot reproduce independently
10 The study of viruses is called as: Virology Ecology Mycology Phycology
11 In the classification system, the mode of nutrition related to fungi is: Ingestion Photosynthesis Absorption Chemosynthesis
12 Phlogeny describes a species: Evolutionary History Geographic Distribution Reproductive compatabilities with other spicies Morphological similarities with other species
13 Five kingdom system proposed by Margulis and schwartz is not based on: Nucleic acid Genetics Mode of Nutrition cellular Organisms
14 In the five kingdom system of classification developed by Robert Whittaker, member of the kingdom Plantae are autotrophic, eukaryotic ,and: Multicellular Motile Either unicellular or multicellular have sexual reproduction
15 According to Whittaker system of classification the prokaryotic unicellular organisms belong to the kingdom: Fungi Animalla Protista Monera
16 Robert Whittekar's five kingdom system of classification was modified by: E. Chatton Charles Chamberland Ernst Haeckel Margulis and Schwartz
17 The five kingdom system of classification was proposed by: Robert brown Undertaker Robert Whitteker Margulis and Schwartz
18 In 1866 , Ernst Haeckel in order to accommodate Euglena like organisms and bacteria , proposed a Kingdom called: Protista Plantae Monera Fungi
19 In the two kingdom system which of the following would characterize animal: Inability to move Cellulose cell wall Ingestion of food Photosynthesis
20 Scientific name has advantages of having : No scientific bases Scientific bases and universally accepted Same organisms having different names in different areas Same name applied to different organisms
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